Answer:
a=1 and b=13
do you need the working out?
An ratio is a fraction that describes a comparison of two numbers or quanitites
Step-by-step explanation:
u fyfucyfcr t xd tvycyfctc
You cant solve y but you can form an equation in terms of y
which is y=7-2x
if you were given another equation that has the term y and x than you can solve it.also that is a simultaneous equation.
Hope this helps,dont forget to put this as the brainliest answer if it does to help me out too. xD
Angle 4 would also be 135. the two on the top would add to 180, making a whole circle altogether that equals 360. so, you would do 180-135 = 45. angle 5 is 45. angle 7 would also be 135 because angle 4 and 7 are vertical angles.